[QUOTE=sumon.;833382]I am not sure whether I am right . But, I think most of the native speakers trend to use past indefinite tense rather than present perfect tense.
NOT A TEACHER
(1) I think that you are definitely correct (certainly in American English).
(2) The example that I always cite:
Tom: How was the movie you saw last night?
Mona: Wow! That was the best movie that I ever saw!
(3) You asked for a detailed explanation. Of course, I shall leave that to our
excellent teachers. I also want to know.